> It doesn’t seem particularly hard to rout a few dozen tubes of coolant down to a station while keeping the compressor and expelling heat outside. It's hard w

> It doesn’t seem particularly hard to rout a few dozen tubes of coolant down to a station while keeping the compressor and expelling heat outside. It's hard when you're spending $90.4M to install 3 elevators. That said, while mostly it's just an annoyance, the heat really is a hazard at a handful of stations; people are regularly blacking out at union square while waiting for the L.